If neuron X causes hyperpolarization of neuron Z but neuron Y causes depolarization of neuron Z, what change would you expect in neuron Z if it is stimulated by both X and Y simultaneously?

a. a significant increase in membrane potential
b. a significant decrease in membrane potential
c. temporal summation leading to an impulse on Z
d. simultaneous influx and efflux of cations or simultaneous influx of cations and efflux of anions
e. an increase in the resting membrane potential


D

Anatomy & Physiology

You might also like to view...

The portion of the pharynx continuous with the mouth is termed the oropharynx

Indicate whether the statement is true or false

Anatomy & Physiology

Target cells can become more sensitive to a hormone by increasing the number of receptors via which process?

a) lateral-regulation b) up-regulation c) down-regulation

Anatomy & Physiology

Osteoporosis increases the risk of

A. bone spurs. B. bone fractures. C. bone cancer. D. anemia.

Anatomy & Physiology

Which of the following leukocytes is a phagocyte?

A) neutrophils only B) basophils only C) monocytes only D) both neutrophils and basophils E) both neutrophils and monocytes

Anatomy & Physiology